Senior/Lead Software Engineer (.NET, AWS, IAM) Bucharest

Senior/Lead Software Engineer (.NET, AWS, IAM)
Bucureşti
Bucharest, Bucharest, Romania

For job seekers, BONAPOLIA offers a gateway to exciting career prospects and the chance to thrive in a fulfilling work environment. We believe that the right job can transform lives, and we are committed to making that happen for you.

We are looking for an experienced Lead / Senior. NET Engineer (AWS, Identity Management) to join our team of professionals and contribute to the modernization of a
- scale enterprise platform.

About the Client

Our client is a global software provider in the financial, audit, and data management domain, now executing a strategic modernization of its enterprise platform within an AWS-based environment.

The project focuses on stabilizing and
- engineering a legacy Windows system migrated to the cloud, improving performance and identity management, and building a scalable, secure, and
- performance microservices platform using modern. NET and AWS technologies.

Project Tech Stack

AWS Cloud, . NET 10, C#, REST API design, Aurora/Postgre
SQL, Redis, EKS, Auth0 (or similar IAM solutions), Microservices Architecture

What You’ll Do

● Design and implement
- native components using modern. NET and AWS technologies
● Collaborate closely with architects and Dev
Ops engineers to ensure scalable, secure, and
- performing solutions
● Take ownership of key IAM features and integrations, ensuring compliance with OAuth 2. 1, OIDC, and Zero Trust standards
● Contribute to architectural decisions, performance optimization, and API design
● Review code, mentor team members, and uphold development best practices
● Engage in Discovery and Implementation activities, ensuring seamless transition and technical consistency

What You Bring

● 6–10 years of experience in. NET (C#, . NET 6–10)
● Strong
- on experience with AWS, microservices, REST APIs, and containerized environments
● Proficiency with Aurora/Postgre
SQL, Redis, and EKS
● Experience with Identity and Access Management (IAM): Auth0, OAuth 2. 1/OIDC, Zero Trust, RBAC/ABAC
● Solid understanding of software design principles and performance tuning
● Strong
- solving and communication skills
● For Lead level: experience leading development teams and driving delivery within distributed environments

Nice to Have

● Knowledge of Angular / Type
Script
● Familiarity with CI/CD pipelines (Git
Hub Actions, AWS Code
Build, etc. )
● Bachelor’s or Master’s degree in Computer Science or related technical field

English Level

Upper-Intermediate / Advanced




?  Location:Brazil, Bulgaria, Georgia, Hungary, Lithuania, Poland, Romania, Ukraine, Uzbekistan,  Serbia, Moldova, Bosnia, Albania, Portugal, Spain




? Ready to Join?
We look forward to receiving your application and welcoming you to our team!